{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["religion", "profession", "sports team location of teams", "company founded place"], "input": "China once made it a practice to release a prominent prisoner in advance of an important state visit , and President Hu Jintao is to visit the United States in April ."}
{"religion": [], "profession": [], "sports team location of teams": [], "company founded place": []}